time-range/example.js at master · day1co/time-range · GitHub

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'use strict';

const timeRange = require('./lib/time-range');
//const timeRange = require('time-range');

// range calc
const times = [
  [ new Date(2017, 3, 24, 10, 10, 0), new Date(2017, 3, 25, 2, 10, 30) ],
  [ new Date(2017, 3, 24, 20, 20, 0), new Date(2017, 3, 25, 2, 10, 30) ],
  [ new Date(2017, 3, 24, 22, 30, 0), new Date(2017, 3, 25, 2, 10, 30) ],
  [ new Date(2017, 3, 24, 23, 40, 0), new Date(2017, 3, 25, 2, 10, 30) ],
];

console.log( 'total minutes = ' + timeRange.calc(times) );
console.log( 'total seconds = ' + timeRange.calc(times, 'seconds') );

// overlap check
const times2 = [
  [ new Date(2017, 3, 24, 10, 10, 0), new Date(2017, 3, 25, 2, 10, 30) ],
  [ new Date(2017, 3, 25, 2, 10, 29), new Date(2017, 3, 25, 2, 30, 30) ],
];

if (timeRange.overlap(times2)) {
  console.log( 'not overlap.' );
} else {
  console.log( 'overlap or bad case.' );
}

// valid date in array
if (!timeRange.validDateArray(times) || !timeRange.validDateArray(times2)) {
  console.log( 'not date in array' );
} else {
  console.log( 'all date' );
}